American sprinters

American sprinters, from left, Tianna Madison, Carmelita Jeter and Allyson Felix watch the replay after the 100m race. Jeter was the only one to place, taking home a silver medal.

American sprinters, from left, Tianna Madison, Carmelita Jeter and Allyson Felix watch the replay after the 100m race. Jeter was the only one to place, taking home a silver medal. (Wally Skalij / Los Angeles Times)

American sprinters, from left, Tianna Madison, Carmelita Jeter and Allyson Felix watch the replay after the 100m race. Jeter was the only one to place, taking home a silver medal.